Final Profile, TIS Video 58 Theme: Conservation of Substance Source: (Lawler); date: 9/22/1977 LinkEmbedCopy and paste this HTML code into your webpage to embed. Clay Conservation 1 7mb LinkEmbedCopy and paste this HTML code into your webpage to embed. Clay Conservation 2 11mb For comparison, see Miriam’s performance on similar tasks at TIS58M.
